#!/usr/bin/env python
# -*-coding:utf-8-*-
# File    : liyuqi.py

import sys

def plus(num1, num2):
    return num1 + num2

def main():
    if len(sys.argv) == 3:
        num1 = sys.argv[1]
        num2 = sys.argv[2]
        if num1.isdigit() and num2.isdigit():
            num1 = int(num1)
            num2 = int(num2)
            if 0<num1<100 and  0<num2<100:
                print(plus(num1, num2))
                return
    print('输入有误')



if __name__ == '__main__':
    main()